PMB-2240 Siemens, PMB-2240 Datasheet - Page 5

• Manufacturer Part Number: PMB-2240
• Description: GSM Transmitter
• Manufacturer: Siemens

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Siemens AG
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GND2
PUPLO2/FP
IF
IFX
VCC2
PUPLO2/BU
RF
RFX
VCCPR
TOUT
IREF/PLL
FMOD
SLEEP
GND3
VCC3
RFB1
RFB2
GND4
LO
LOX
GND1
MO
MOX
GND5
QX
Q
I
IX
E
EX
VCC1
TREF
TXON1
OFF1
OFF2
T3
PDBUFRX
n.c.
CHP
RREF/PLL
FREF
5
Ground for the PLL-parts and their bias
Power down for fixed-PLL-dividers and phase detector
Input for external IF oscillator signal
Input for inverted external IF oscillator signal
Supply voltage for PLL parts (IF and RF) and their biasing
Power down for IF/IFX input buffer
RF oscillator signal to receiver
Inverted RF oscillator signal to receiver
Separate supply voltage for RF-PLL prescaler
Output of RF-PLL prescaler
Output for reference current for external RF-PLL-chip
Modulus control for prescaler
Power down of RF oscillator input- and output buffer and the prescaler
Ground for RF oscillator + BufRX
Supply voltage for BufRX and BufRF
RF oscillator input buffer (inverting input)
RF oscillator input buffer (non-inverting input)
Ground for internal shielding
Modulator LO frequency input
Inverted Modulator LO frequency input
Ground for modulator and mixer parts + Bias1
Mixer output, open collector
Inverted mixer output, open collector
Ground for substrate contacts in the modulator
Quadratur modulating inverting input, open base
Quadratur modulating input, open base
In phase modulating input, open base
In phase inverted modulating input, open base
Non-inverting output of modulator, open collector; ESD disconnected
Inverting output of modulator, open collector; ESD disconnected
Supply voltage for modulator and mixer parts + Bias1
Temperature compensated DC reference voltage output for modulator
I/Q -inputs via GMSK baseband circuit
Power down for modulator and mixer parts + Bias1
Phase error adjustment of orthogonal carriers with constant R
Phase error adjustment of orthogonal carriers with constant R
Test pin 3
Power down for "BufRX"
not bonded
Phase-detector output for external loop filter (charge pump)
To be connected to GND via resistor to determine IREF for RF-PLL
Input of system reference clock
05.97